StairMaster Jacobs Ladder JL at Portland Fitness Equipment

The StairMaster Jacobs Ladder JL is a scientifically backed cardio machine engineered for high-intensity, low-impact training. Designed to challenge the body while minimizing joint stress, the JL is trusted by rehab clinics, personal trainers, and high-performance athletes alike.

A study by Louisiana State University’s School of Kinesiology found Jacobs Ladder to outperform traditional treadmills in both calorie burn and perceived exertion—offering a more efficient workout with less fatigue. The continuous climbing motion promotes functional movement and is ideal for everything from circuit training and endurance workouts to rehabilitation and HIIT sessions.

With its self-powered operation, compact 76-inch footprint, and rugged construction, the Jacobs Ladder JL is built for serious training environments.

Key Commercial Features:

Scientifically proven to burn more calories with lower perceived effort

Low-impact, full-body workout perfect for rehab or high-performance use

Self-powered design with no electrical requirements

Compact footprint ideal for studios and training centers

Durable frame with 350 lb max user weight

Unit dimensions: 76” L x 31.25” W x 65.5” H

Recommended ceiling height: 7.5 ft